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59 lines
1.1 KiB
59 lines
1.1 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/// Find &&/|| operations that include the same argument more than once |
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//# A common source of false positives is when the expression, or |
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//# another expresssion in the same && or || operation, performs a |
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//# side effect. |
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/// |
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// Confidence: Moderate |
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// Copyright: (C) 2010 Nicolas Palix, DIKU. |
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// Copyright: (C) 2010 Julia Lawall, DIKU. |
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// Copyright: (C) 2010 Gilles Muller, INRIA/LiP6. |
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// URL: http://coccinelle.lip6.fr/ |
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// Comments: |
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// Options: --no-includes --include-headers |
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virtual context |
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virtual org |
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virtual report |
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@r expression@ |
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expression E; |
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position p; |
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@@ |
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( |
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E@p || ... || E |
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E@p && ... && E |
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) |
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@bad@ |
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expression r.E,e1,e2,fn; |
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position r.p; |
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assignment operator op; |
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@@ |
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( |
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E@p |
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& |
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<+... \(fn(...)\|e1 op e2\|e1++\|e1--\|++e1\|--e1\) ...+> |
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) |
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@depends on context && !bad@ |
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expression r.E; |
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position r.p; |
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@@ |
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*E@p |
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@script:python depends on org && !bad@ |
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p << r.p; |
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@@ |
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cocci.print_main("duplicated argument to && or ||",p) |
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@script:python depends on report && !bad@ |
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p << r.p; |
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@@ |
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coccilib.report.print_report(p[0],"duplicated argument to && or ||")
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